/Engine/Source/Runtime/Experimental/Chaos/Public/Chaos/ImplicitObject.h
Whether this implicit (possibly a hierarchy) overlaps the bounds. This is a deeper, more accurate test than simply checkingBoundingBox()because it will query the BVH in Unions, Heightfields and Triangle Meshes, and only return true if we overlap the bounds of a leaf node that contains some elements.
bool IsOverlappingBounds ( const [FAABB3](API\Runtime\Chaos\Chaos\FAABB3) & LocalBounds ) const